ATI Radeon HD 5770 X2 vs AMD Radeon HD 6850 1440SP Edition

VS

ATI Radeon HD 5770 X2 AMD Radeon HD 6850 1440SP Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5770 X2 and 1024MB VRAM Radeon HD 6850 1440SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 1440SP Edition 's Advantages

Released 1 years and 10 months late

Larger VRAM bandwidth (128.0GB/s vs 76.80GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5770 X2

1.36 TFLOPS

Radeon HD 6850 1440SP Edition +53%

2.088 TFLOPS

Radeon HD 5770 X2

VS

Radeon HD 6850 1440SP Edition

Graphics Card

Oct 2010

Release Date

Aug 2012

Evergreen

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

10

Compute Units

18

800

Shading Units

1440

40

TMUs

72

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

23.20 GPixel/s

34.00 GTexel/s

Texture Rate

52.20 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

2.088 TFLOPS

-

FP64 (double)

417.6 GFLOPS

Graphics Processor

Juniper

GPU Name

Cypress

Juniper XT (215-0754013)

GPU Variant

Cypress PRO (215-0735043)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

2.154 billion

166 mm²

Die Size

334 mm²

Board Design

Unknown

TDP

151W

200 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

-

Power Connectors

2x 6-pin

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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